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Chapter 2. Hardware Specifications
Caution: Modifying the hardware, software, or firmware of the QNAP products will void the
warranty. QNAP is not responsible for any form of damage or loss of data caused by modifying the
QNAP products. Users should bear their own risks of all sorts of possible data loss or system instabilities
due to changing the hardware parts, modifying the default system firmware or installing any
unauthorized third party applications on QNAP products.
Model No.
Form Factor
Processor
Memory
(x 2 for every
system)
Number of Disk
Drives
HDD Interface
JBOD
Expansion connectors
(x 2 for every system)
Battery-Backed Write
Cache (x 2 for every
system)
ES1640dc v2
3U, Rackmount
Intel Xeon E5-2420 v2
(2.2GHz, 6 core, 15MB L3, 80W TDP)
ES1640dc-v2-E5-160G:
Per controller (2 controllers per
system):
DDR3 ECC RDIMM 32GB x 2 ( total
of 64GB) 16GB x 1 (NVRAM)
ES1640dc-v2-E5-96G:
Per controller (2 controllers per
system):
DDR3 ECC RDIMM 16GB x 2 ( total
of 32GB) 16GB x 1 (NVRAM)
16 x 2.5"/3.5"
HDD Tray is lockable
SAS 12Gb/s; backward-compatible
to SAS 6Gb/s
Two mini-SAS 12Gb/s ports (SFF-
8644)
M.2 2280 for NVRAM (SATA
signal)
ES1640dc
ES1640dc
Per controller (2 controllers per
system):
DDR3 ECC RDIMM 16GB x 2 ( total
of 32GB) 16GB x 1 (NVRAM)
16 x 2.5"/3.5"
SAS 6Gb/s
Two mini-SAS 6Gb/s ports (SFF-
8088)
mSATA for NVRAM
11
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